Backpack



FIG. 1 is a top front perspective view of a backpack showing my new design.

FIG. 2 is a bottom back perspective view thereof.

FIG. 3 is a front view thereof.

FIG. 4 is a back view thereof.

FIG. 5 is a bottom view thereof.

FIG. 6 is a top view thereof.

FIG. 7 is a right side view thereof.

FIG. 8 is a left side view thereof.

FIG. 9 is a top front perspective view thereof with an open flap.

FIG. 10 is a bottom back perspective view thereof with an open flap.

FIG. 11 is an open interior view thereof; and,

FIG. 12 is an open interior view thereof containing collapsible chairs. The broken lines showing collapsible chairs in

FIG. 12 depict environment and form no part of the claim.

The broken lines showing collapsible chairs in FIG. 12 depict environment and form no part of the claim. The broken lines shown on claimed surfaces depict claimed stitching. 

CLAIM The ornamental design for a backpack, as shown and described. 